Question 1

What happens to raw bricks if an excess of alumina is present?

Accepted Answer

A) Becomes hard 
B) Becomes brittle 
C) Decay 
D) Shrinkage 
A) Becomes hard 
B) Becomes brittle 
C) Decay 
D) Shrinkage D

Question 2

Which of the following is not an advantage of rapid hardening cement?

Accepted Answer

A) Faster construction 
B) Short curing period 
C) Light in weight 
D) Higher final setting time 
A) Faster construction 
B) Short curing period 
C) Light in weight 
D) Higher final setting time D

Question 3

Deficiency of lime in cement leads to:

Accepted Answer

A) Unsound cement 
B) Disintegration of cement 
C) Quick setting of cement 
D) Exp 
A) Unsound cement 
B) Disintegration of cement 
C) Quick setting of cement 
D) Exp C

Question 4

What is the average particle size of cement?

Accepted Answer

A) 15 microns 
B) 45 microns 
C) 75 microns 
D) 100 microns 
A) 15 microns 
B) 45 microns 
C) 75 microns 
D) 100 microns

Question 5

Which of the following imparts greenish grey colour to cement?

Accepted Answer

A) Calcium silicate 
B) Calcium aluminate 
C) Calcium aluminate ferrite 
D) Calcium carbonate 
A) Calcium silicate 
B) Calcium aluminate 
C) Calcium aluminate ferrite 
D) Calcium carbonate

Question 6

What is the initial setting time of cement?

Accepted Answer

A) 1 hour 
B) 30 minutes 
C) 15 minutes 
D) 30 hours 
A) 1 hour 
B) 30 minutes 
C) 15 minutes 
D) 30 hours

Question 7

What effect does calcium sulphate have on cement?

Accepted Answer

A) Retards setting action 
B) Acts as flux 
C) Imparts colour 
D) Reduces strength 
A) Retards setting action 
B) Acts as flux 
C) Imparts colour 
D) Reduces strength

Question 8

Green cement is:

Accepted Answer

A) Green coloured cement 
B) Cement mixed with plant products 
C) Cement mixed with recycled materials 
D) Cement mixed with green algae 
A) Green coloured cement 
B) Cement mixed with plant products 
C) Cement mixed with recycled materials 
D) Cement mixed with green algae

Question 9

Use of coarser cement particles leads to:

Accepted Answer

A) Low durability 
B) Higher strength 
C) Low consistency 
D) Higher soundness 
A) Low durability 
B) Higher strength 
C) Low consistency 
D) Higher soundness

Question 10

How many types of cement are there based on the ability to set in presence of water?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
A) 2 
B) 3 
C) 4 
D) 5

Question 11

What is the abbreviation of PPC?

Accepted Answer

A) Perfect Portland Cement 
B) Portland Produced Cement 
C) Portland Pozzolana Cement 
D) Productive Portland Cement 
A) Perfect Portland Cement 
B) Portland Produced Cement 
C) Portland Pozzolana Cement 
D) Productive Portland Cement

Question 12

How many constituents are there in the brick earth?

Accepted Answer

A) 5 
B) 4 
C) 6 
D) 8 
A) 5 
B) 4 
C) 6 
D) 8

Question 13

What function does iron oxide perform in cement?

Accepted Answer

A) Increases strength 
B) Makes cement sound 
C) Increases setting time 
D) Acts as flux 
A) Increases strength 
B) Makes cement sound 
C) Increases setting time 
D) Acts as flux

Question 14

In what form should lime be present in the brick earth?

Accepted Answer

A) Paste 
B) Lump 
C) Clinker 
D) Powder 
A) Paste 
B) Lump 
C) Clinker 
D) Powder

Question 15

What is the depth the needle in Vicat apparatus should penetrate into the cement paste in consistency test?

Accepted Answer

A) 33-35 cm from bottom of the mould 
B) 33-35 mm from top of the mould 
C) 33-35 cm from top of the mould 
D) 33-35 mm from bottom of the mould 
A) 33-35 cm from bottom of the mould 
B) 33-35 mm from top of the mould 
C) 33-35 cm from top of the mould 
D) 33-35 mm from bottom of the mould

Question 16

Which one of the below is the most important ingredient in the brick earth?

Accepted Answer

A) Alumina 
B) Lime 
C) Silica 
D) Magnesia 
A) Alumina 
B) Lime 
C) Silica 
D) Magnesia

Question 17

Excess of oxides of iron makes the brick:

Accepted Answer

A) Red in colour 
B) Black in colour 
C) Dark blue in colour 
D) Yellow in colour 
A) Red in colour 
B) Black in colour 
C) Dark blue in colour 
D) Yellow in colour

Question 18

What property does air-entraining cement provide?

Accepted Answer

A) Workability 
B) Soundness 
C) Fineness 
D) Strength 
A) Workability 
B) Soundness 
C) Fineness 
D) Strength

Question 19

Time elapsed from the instance of adding water until paste ceases to behave as fluid is called:

Accepted Answer

A) Initial setting time 
B) Final setting time 
C) Intermediate setting time 
D) Absolute setting time 
A) Initial setting time 
B) Final setting time 
C) Intermediate setting time 
D) Absolute setting time

Question 20

Which equipment is used to test the setting time of cement?

Accepted Answer

A) Core cutter 
B) Vibrator 
C) Universal testing machine (UTM) 
D) Vicat apparatus 
A) Core cutter 
B) Vibrator 
C) Universal testing machine (UTM) 
D) Vicat apparatus

What happens to raw bricks if an excess of alumina is present?

Which of the following is not an advantage of rapid hardening cement?

Deficiency of lime in cement leads to:

What is the average particle size of cement?

Which of the following imparts greenish grey colour to cement?

What is the initial setting time of cement?

What effect does calcium sulphate have on cement?

Green cement is:

Use of coarser cement particles leads to:

How many types of cement are there based on the ability to set in presence of water?

What is the abbreviation of PPC?

How many constituents are there in the brick earth?

What function does iron oxide perform in cement?

In what form should lime be present in the brick earth?

What is the depth the needle in Vicat apparatus should penetrate into the cement paste in consistency test?

Which one of the below is the most important ingredient in the brick earth?

Excess of oxides of iron makes the brick:

What property does air-entraining cement provide?

Time elapsed from the instance of adding water until paste ceases to behave as fluid is called:

Which equipment is used to test the setting time of cement?

Stones, Sand, and Lime

Bricks, Trees, and Aggregates

Building Materials and Masonry Techniques

Building Materials and Construction Techniques

Surveying: Instruments, Techniques, and Terminology

Surveying and Levelling Techniques and Contouring Methods

Surveying and Construction

Filters

Exam 2: Cement and Brick Earth - Properties and Testing

What happens to raw bricks if an excess of alumina is present?

Which of the following is not an advantage of rapid hardening cement?

Deficiency of lime in cement leads to:

What is the average particle size of cement?

Which of the following imparts greenish grey colour to cement?

What is the initial setting time of cement?

What effect does calcium sulphate have on cement?

Green cement is:

Use of coarser cement particles leads to:

How many types of cement are there based on the ability to set in presence of water?

What is the abbreviation of PPC?

How many constituents are there in the brick earth?

What function does iron oxide perform in cement?

In what form should lime be present in the brick earth?

What is the depth the needle in Vicat apparatus should penetrate into the cement paste in consistency test?

Which one of the below is the most important ingredient in the brick earth?

Excess of oxides of iron makes the brick:

What property does air-entraining cement provide?

Time elapsed from the instance of adding water until paste ceases to behave as fluid is called:

Which equipment is used to test the setting time of cement?

Stones, Sand, and Lime

Bricks, Trees, and Aggregates

Building Materials and Masonry Techniques

Building Materials and Construction Techniques

Surveying: Instruments, Techniques, and Terminology

Surveying and Levelling Techniques and Contouring Methods

Surveying and Construction

Filters